Sole



FIG. 1 is a first perspective view of a sole showing my new design;

FIG. 2 is a second perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The broken lines and lightened, low contrast areas bounded by the broken lines depict portions of the sole that form no part of the claimed design. 

CLAIM The ornamental design for a sole, as shown and described. 